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13432113 = 321492457
BaseRepresentation
bin110011001111…
…010100110001
3221021102101200
4303033110301
511414311423
61155521413
7222112452
oct63172461
927242350
1013432113
117644822
1245b9269
132a23ac6
141ad9129
1512a4d43
hexccf531

13432113 has 6 divisors (see below), whose sum is σ = 19401954. Its totient is φ = 8954736.

The previous prime is 13432109. The next prime is 13432121. The reversal of 13432113 is 31123431.

13432113 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 12616704 + 815409 = 3552^2 + 903^2 .

It is not a de Polignac number, because 13432113 - 22 = 13432109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13432163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 746220 + ... + 746237.

It is an arithmetic number, because the mean of its divisors is an integer number (3233659).

Almost surely, 213432113 is an apocalyptic number.

It is an amenable number.

13432113 is a deficient number, since it is larger than the sum of its proper divisors (5969841).

13432113 is a wasteful number, since it uses less digits than its factorization.

13432113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492463 (or 1492460 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 13432113 is about 3664.9847202956. The cubic root of 13432113 is about 237.7103613590.

Adding to 13432113 its reverse (31123431), we get a palindrome (44555544).

The spelling of 13432113 in words is "thirteen million, four hundred thirty-two thousand, one hundred thirteen".

Divisors: 1 3 9 1492457 4477371 13432113